Summary

Name NOSIP
Full Name Nitric oxide synthase-interacting protein
Synonyms E3 ubiquitin-protein ligase NOSIP, EC 2.3.2.27, RING-type E3 ubiquitin transferase NOSIP, eNOS-interacting protein |
Primary ID Q9Y314
Links - -
Type protein
Relations 2
Function E3 ubiquitin-protein ligase that is essential for proper development of the forebrain, the eye, and the face. Catalyzes monoubiquitination of serine/threonine-protein phosphatase 2A (PP2A) catalytic subunit PPP2CA/PPP2CB (By similarity). Negatively regulates nitric oxide production by inducing NOS1 and NOS3 translocation to actin cytoskeleton and inhibiting their enzymatic activity (PubMed:11149895, PubMed:15548660, PubMed:16135813). {ECO:0000250|UniProtKB:Q9D6T0, ECO:0000269|PubMed:11149895, ECO:0000269|PubMed:15548660, ECO:0000269|PubMed:16135813}.

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Relations

Regulator Mechanism target score
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination PPP2CA 0.344
Publications: 1 Organism: Mus Musculus
+ up-regulates activity img/direct-activation.png ubiquitination EPOR 0.336
Publications: 1 Organism: Chlorocebus Aethiops